CN103819081A

CN103819081A - Knife feeding assembly of glass cutting machine

Info

Publication number: CN103819081A
Application number: CN201410093427.0A
Authority: CN
Inventors: 韩帅
Original assignee: PARKER MACHINERY Co Ltd
Current assignee: PARKER MACHINERY Co Ltd
Priority date: 2014-03-07
Filing date: 2014-03-07
Publication date: 2014-05-28
Anticipated expiration: 2034-03-07
Also published as: CN103819081B

Abstract

A knife feeding assembly of a glass cutting machine mainly comprises a ball spline, a cylinder, a single-slider linear guideway, a check valve, a synchronous belt, a knife bar rotating servo motor and a cutting knife wheel, wherein the ball spline is fixed on a machine head sliding installation bottom plate through fixing sleeves; the cylinder is fixed on the machine head sliding installation bottom plate through a cylinder fixing plate; the single-slider linear guideway is fixed on transmission connection plates at the bottom of the cylinder; the knife bar rotating servo motor is fixed on the machine head sliding installation bottom plate through a knife bar rotating servo motor fixing base; a driving synchronous pulley is arranged at the bottom of the knife bar rotating servo motor; one end of the synchronous belt is connected onto the driving synchronous pulley, and the other end of the synchronous belt is connected with a driven synchronous pulley nested on a spline shaft of the ball spline; and the cutting knife wheel is mounted at the bottom of the spline shaft of the ball spline through a cutting knife wheel clamp. The knife feeding assembly of the glass cutting machine has the advantages of high knife bar rotating precision, low cost and high machining speed.

Description

Cutter assembly under glass cutting machine

Technical field

The present invention relates to glass-cutting machine technical field, be specifically related to cutter assembly under a kind of glass cutting machine.

Background technology

Cutter assembly under existing glass cutting machine, is mostly integrated knife box structure, and internal rotating axle is machined piece, is embedded in the structures such as bearing, built-in cylinder piston and woodruff-key and realizes decline and the rotation of knife bar by cutter box, and precision is low.Also often affect the stability in use of total because of the precision of machined piece and assembly precision, as built-in cylinder piston gas leakage causes tool pressure deficiency, woodruff-key excessive clearance to cause; Cutter box structure is larger, and total quality is overweight, so the rotation of knife bar need to be installed a step-down gear additional and improve the torsion of servomotor; And because whole lower cutter assembly quality is overweight, making to drive the whole head section in lower cutter assembly place to make the servomotor moving position also needs to increase a step-down gear and improves moment of torsion, significantly improve cost, the high speed performance during the equipment that simultaneously greatly reduces uses.

Summary of the invention

The invention provides cutter assembly under a kind of glass cutting machine, the problem that knife bar running accuracy is low, cost is high and process velocity is slow existing to solve prior art.

The technical solution adopted for the present invention to solve the technical problems is:

Cutter assembly under a kind of glass cutting machine, mainly by ball spline, cylinder, single sliding block line slideway, check valve, Timing Belt, knife bar rotating servo motor and scribing wheel composition, ball spline is fixed on head by permanent sleeve and is slidably installed on base plate, cylinder is fixed on head by air cylinder fixed plate and is slidably installed on base plate, single sliding block line slideway is fixed on being in transmission connection on plate of cylinder bottom, single sliding block line slideway is connected with the splined shaft of ball spline and the plate that is in transmission connection by driver plate set screw nut piece, a thrust block is set on the splined shaft of ball spline, check valve is arranged on driver plate set screw nut piece top, check valve top connects a high-speed joint, knife bar rotating servo motor is fixed on head by knife bar rotating servo motor permanent seat and is slidably installed on base plate, knife bar rotating servo motor bottom arranges active synchronization belt wheel, Timing Belt one end is connected on active synchronization belt wheel, the other end of Timing Belt is connected with the driven synchronous pulley being enclosed within on the splined shaft of ball spline, scribing wheel presss from both sides the splined shaft bottom that is arranged on ball spline by scribing wheel.

Above-mentioned ball spline is high precision tubular shaft ball spline, and ball spline comprises spline shell and splined shaft, and the knife bar using splined shaft as lower cutter assembly is provided with solid of revolution between spline shell and splined shaft.

Above-mentioned single sliding block line slideway is flat square guide rail.

Above-mentioned cylinder is that single-acting spring is given as security hollow cylinder or double-acting cylinder.

The beneficial effect of apparatus of the present invention is:

1, adopt zero stand-off spline, prevented servomotor rotation because only there is the problem of deviation by woodruff-key guiding and break bar angle of rotation.

2, spline rotary resistance is little, directly uses toothed belt transmission, has directly saved a step-down gear, greatly reduces cost.

3, the cylinder that uses standard, purchase cost is low, and the life-span is long, and stability has surmounted the embedded piston-type cutter of assembly type box greatly.

4, total quality only has 1/3 left and right of cutter assembly under traditional integral type cutter box, make the position shift servo motor of glass cutting machine directly to carry out transmission by gear, again save a step-down gear, when greatly reducing costs, make to process top speed and improve more than 150%.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the present invention is further described.

Fig. 1 is the structural representation of apparatus of the present invention;

Fig. 2 is the schematic side view of apparatus of the present invention;

Fig. 3 is the structural representation of apparatus of the present invention ball spline.

Be in transmission connection plate, 6 air cylinder fixed plate, 7 cylinders, 8 thrust blocks, 9 driver plate set screw nut pieces, 10 check valves, 11 high-speed joints, 12 Timing Belts, 13 active synchronization belt wheels, 14 knife bar rotating servo motors, 15 knife bar rotating servo motor permanent seats, 16 spline shells, 17 heads be slidably installed base plate, 18 scribing wheels, 19 scribing wheel folders, 20 splined shafts, 21 solid of revolution of 1 permanent sleeve, 2 ball splines, 3 driven synchronous pulleys, 4 single sliding block line slideways, 5 in figure.

Embodiment

As Fig. 1, shown in Fig. 2 and Fig. 3, cutter assembly under a kind of glass cutting machine, mainly by ball spline 2, cylinder 7, single sliding block line slideway 4, check valve 10, Timing Belt 12, knife bar rotating servo motor 14 and scribing wheel 18 form, ball spline 2 is fixed on head by permanent sleeve 1 and is slidably installed on base plate 17, cylinder 7 is fixed on head by air cylinder fixed plate 6 and is slidably installed on base plate 17, single sliding block line slideway 4 is fixed on being in transmission connection on plate 5 of cylinder 7 bottoms, single sliding block line slideway 4 is connected with the splined shaft 20 of ball spline 2 and the plate 5 that is in transmission connection by driver plate set screw nut piece 9, a thrust block 8 is set on the splined shaft 20 of ball spline 2, check valve 10 is arranged on driver plate set screw nut piece 9 tops, check valve 10 tops connect a high-speed joint 11, knife bar rotating servo motor 14 is fixed on head by knife bar rotating servo motor permanent seat 15 and is slidably installed on base plate 17, knife bar rotating servo motor 14 bottoms arrange active synchronization belt wheel 13, Timing Belt 12 one end are connected on active synchronization belt wheel 13, the other end of Timing Belt 12 is connected with the driven synchronous pulley 3 being enclosed within on the splined shaft 20 of ball spline 2, scribing wheel 18 presss from both sides 19 splined shaft 20 bottoms that are arranged on ball spline 2 by scribing wheel.

Ball spline 2 is high precision zero stand-off tubular shaft ball spline, ball spline 2 comprises spline shell 16 and splined shaft 20, knife bar using splined shaft 20 as lower cutter assembly, between spline shell 16 and splined shaft 20, be provided with solid of revolution 21, using hollow splined shaft as knife bar, guarantee the rotating accuracy of knife bar, as shown in Figure 3, splined shaft 20 can move up and down with respect to solid of revolution 21, cutter and griffing under the cutter when realizing glass cutting; And splined shaft 20 and solid of revolution 21 can simultaneously do concentric turning motion with respect to spline shell 16, the cutting-tool angle when realizing glass cutting is rotated.

Single sliding block line slideway 4 is flat square guide rail, be fixed together by screw and the head base plate 17 that is slidably installed, cylinder rod has been moved up and down to auxiliary correcting effect, with the power that guarantees that the splined shaft 20 of ball spline 2 can only be moved up and down, and guarantee simultaneously reactive force that cylinder rod is subject to be also upper and lower to, to guarantee and to improve the work-ing life of cylinder 7, for alleviate the quality of whole lower cutter assembly as far as possible, promote mainly the guide rail of aluminum alloy material.

Cylinder 7 can be that single-acting spring is given as security hollow cylinder, can be also double-acting cylinder.For improving at the uniform velocity performance, promote mainly low rubbing cylinder.Use screw to be fixed together by air cylinder fixed plate 6 and the head base plate 17 that is slidably installed,

Thrust block 8 mainly prevents in the time that cylinder 7 presses down, and the plate 5 that is in transmission connection of interlock occurs wearing and tearing with splined shaft 20 junction surfaces of ball spline 2, links together by driver plate set screw nut piece 9 and splined shaft 20 and the plate 5 that is in transmission connection.

Check valve can guarantee, when cutting is while stopping, automatically to close, and prevents glass cutting liquid seepage, links together by screw thread and splined shaft 20 and check valve 10.

When high-speed joint guarantees that splined shaft 20 rotates, cutting liquid can continue to flow on splined shaft 20 and be expelled on the scribing wheel 18 of glass material, and prevents that transition pipeline from screwing, and these parts link together by screw thread and check valve 10.

When needs descend cutter, knife bar rotating servo motor 14 drives active synchronization belt wheel 13 to rotate, drive driven synchronous pulley 3 by Timing Belt 12, thereby the splined shaft 20 that drives ball spline 2 is rotated the angle of needs, at this moment cylinder 7 moves and stretches out cylinder rod downwards, drive is in transmission connection plate 5 under the guide effect of single sliding block line slideway 4, drive splined shaft 20 and the driver plate set screw nut piece 9 of ball spline 2, check valve 10, high-speed joint 11 moves downward simultaneously, at this moment the scribing wheel 18 being connected on splined shaft 20 contacts glass, there is the problem of wearing and tearing in thrust block 8 prevented from being in transmission connection plate 5 and splined shaft 20 junction surfaces of ball spline 2, the wearing and tearing that occur the in the situation that particularly knife bar will being rotated the in the situation that of pressurized in the time carrying out abnormity cutting,

When glass-cutting, cutting liquid overpressure improves, and check valve 10 is opened, and starts scribing wheel 18 to inject cutting liquid;

In the time carrying out abnormity cutting, press down at knife bar, when scribing wheel 18 and glass contact displacement, the synchronous active synchronization belt wheel 13 that drives of knife bar rotating servo motor 14 rotates, drive driven synchronous pulley 3 by Timing Belt 12, thereby drive the splined shaft 20 of ball spline 2 to be rotated, scribing wheel 18 is kept and the angle of cutting curve tangent line equidirectional always.

While cutting, cylinder 7 moves the cylinder rod of upwards retracting, drive is in transmission connection plate 5 under the guide effect of single sliding block line slideway 4, drive splined shaft 20 and driver plate set screw nut piece 9, check valve 10, the high-speed joint 11 of ball spline 2 to move upward simultaneously, at this moment the scribing wheel 18 being connected on splined shaft 20 leaves glass and brings up to vertex, cutting liquid overpressure reduces simultaneously, check valve 10 lockings, the cutting liquid that is present in splined shaft 20 endoporus can not flow out or occur seepage in atmospheric situation.

Claims

1. cutter assembly under a glass cutting machine, it is characterized in that mainly by ball spline, cylinder, single sliding block line slideway, check valve, Timing Belt, knife bar rotating servo motor and scribing wheel composition, ball spline is fixed on head by permanent sleeve and is slidably installed on base plate, cylinder is fixed on head by air cylinder fixed plate and is slidably installed on base plate, single sliding block line slideway is fixed on being in transmission connection on plate of cylinder bottom, single sliding block line slideway is connected with the splined shaft of ball spline and the plate that is in transmission connection by driver plate set screw nut piece, a thrust block is set on the splined shaft of ball spline, check valve is arranged on driver plate set screw nut piece top, check valve napex connects a high-speed joint, knife bar rotating servo motor is fixed on head by knife bar rotating servo motor permanent seat and is slidably installed on base plate, knife bar rotating servo motor bottom arranges active synchronization belt wheel, Timing Belt one end is connected on active synchronization belt wheel, the other end of Timing Belt is connected with the driven synchronous pulley being enclosed within on the splined shaft of ball spline, scribing wheel presss from both sides the splined shaft bottom that is arranged on ball spline by scribing wheel.

2. cutter assembly under glass cutting machine according to claim 1, it is characterized in that ball spline is high precision tubular shaft ball spline, ball spline comprises spline shell and splined shaft, and the knife bar using splined shaft as lower cutter assembly is provided with solid of revolution between spline shell and splined shaft.

3. cutter assembly under glass cutting machine according to claim 1, is characterized in that single sliding block line slideway is flat square guide rail.

4. cutter assembly under glass cutting machine according to claim 1, is characterized in that cylinder is that single-acting spring is given as security hollow cylinder or double-acting cylinder.